What is CVE-2023-27855?

CVE-2023-27855 is a critical-severity vulnerability in Rockwell Automation Thinmanager Thinserver, classified under Path Traversal. CVSS score: 9.8/10. Published 2023-03-21.

How severe is CVE-2023-27855?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2023-27855 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Path Traversal in Rockwell Automation Thinmanager Thinserver

CVE-2023-27855

In affected versions, a path traversal exists when processing a message in Rockwell Automation's ThinManager ThinServer. An unauthenticated remote attacker could potentially exploit this vulnerability to upload arbitrary files to any dire…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.719 (98.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Rockwell Automation Thinmanager Thinserver — versions 6.x - 10.x, 11.0.0 - 11.0.5, 11.1.0 - 11.1.5

Weakness classification (CWE)

CWE-22 — Path Traversal

Public proof-of-concept exploits

References

rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1138640

Frequently asked questions

What is CVE-2023-27855?: CVE-2023-27855 is a critical-severity vulnerability in Rockwell Automation Thinmanager Thinserver, classified under Path Traversal. CVSS score: 9.8/10. Published 2023-03-21.
How severe is CVE-2023-27855?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2023-27855 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.